The Tokyo Dome in Bunkyo (central Tokyo) is the home stadium of the Yomiuri Giants.
There are currently a dozen stadiums that host teams in the Central League or the Pacific League of NPB (Nippon Professional Baseball). There are several more that are inactive or used for other leagues.
The 11 other home stadiums in the NPB:
The Toyota stadium. I'm not 100% sure.
Xinzhuang Baseball Stadium was created in 1997.
FAU Baseball Stadium was created in 1991.
Tianmu Baseball Stadium was created in 1999.
Douliu Baseball Stadium was created in 2005.
The capacity of Saitama Stadium 2002 at Saitama in Japan is 63,700.
no baseball was ever hit out of Yankees Stadium for a home run.
Taipei Municipal Baseball Stadium ended in 2000.
Taipei Municipal Baseball Stadium was created in 1959.
Pan American Baseball Stadium was created in 2010.
Taoyuan International Baseball Stadium was created in 2010.
Hsinchu CKS Baseball Stadium was created in 1976.